| 摘要 |
<P>PROBLEM TO BE SOLVED: To arrange a seal member so as not to increase a rotation loss of a wheel, and to discharge water and dust from the hub part side. <P>SOLUTION: This wheel support structure of a vehicle includes an axle 12 fixed to the vehicle body side and the wheel 14 journaled to the axle 12, the wheel 14 has a circular pipe-shaped hub part 25 extending along the axle 12, the wheel 14 is journaled to the axle 12 via a bearing 16 by the hub part 25 and is arranged outside in the axial direction of the bearing 16, and a dust seal 30 having an interference is arranged between an inner wall 28B of the hub part 25 and the axle 12. A labyrinth member 40 partially stored in a width of the hub part 25 and having a plurality of fin parts 45A and 45B extending outside in the radial direction from the stored part, is arranged outside in the axial direction of the dust seal material 30, and a lower part of the fin part 45B on the outermost side among the plurality of fin parts 45A and 45B, is cut out, and is formed as a drain part 51. <P>COPYRIGHT: (C)2012,JPO&INPIT |
